document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=403418>Question 403418</A>: <I><SPAN STYLE=\"word-break: break-all;\"> One plane can travel 20 miles per hour faster than another. One of them goes 180 miles in same time it takes the other to go 150 miles. What are their speeds?  <BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #285290 by </B><A HREF=/tutors/aboutme.mpl?userid=scott8148><B>scott8148(6628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scott8148><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=scott8148><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=285290\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> t = d / r ___ the times are equal\r<BR>\n" );
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document.write( "180 / (x + 20) = 150 / x\r<BR>\n" );
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document.write( "180x = 150x + 3000 </SPAN>\n" );
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